216518820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13933}}^1$

素因数の和:13989

約数の個数: 96

約数和(自身を含む): 711637248

約数和(自身を除く): 495118428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 13933, 15540, 27866, 41799, 55732, 69665, 83598, 97531, 139330, 167196, 195062, 208995, 278660, 292593, 390124, 417990, 487655, 515521, 585186, 835980, 975310, 1031042, 1170372, 1462965, 1546563, 1950620, 2062084, 2577605, 2925930, 3093126, 3608647, 5155210, 5851860, 6186252, 7217294, 7732815, 10310420, 10825941, 14434588, 15465630, 18043235, 21651882, 30931260, 36086470, 43303764, 54129705, 72172940, 108259410, 216518820]

約数ペア:

[(1, 216518820), (2, 108259410), (3, 72172940), (4, 54129705), (5, 43303764), (6, 36086470), (7, 30931260), (10, 21651882), (12, 18043235), (14, 15465630), (15, 14434588), (20, 10825941), (21, 10310420), (28, 7732815), (30, 7217294), (35, 6186252), (37, 5851860), (42, 5155210), (60, 3608647), (70, 3093126), (74, 2925930), (84, 2577605), (105, 2062084), (111, 1950620), (140, 1546563), (148, 1462965), (185, 1170372), (210, 1031042), (222, 975310), (259, 835980), (370, 585186), (420, 515521), (444, 487655), (518, 417990), (555, 390124), (740, 292593), (777, 278660), (1036, 208995), (1110, 195062), (1295, 167196), (1554, 139330), (2220, 97531), (2590, 83598), (3108, 69665), (3885, 55732), (5180, 41799), (7770, 27866), (13933, 15540)]